Certina - DS- 7 Chronograph - C043.417.22.031.00Just as sporty, if not more so, the new DS 7 Chronograph is fitted with a PrecidriveTM quartz movement in a round, 41 mm stainless steel case. Complementing the hour, minute, small seconds and date displays are a central stop seconds, 1 10th second display and a 30 minute counter. A tachometric scale on the slim bezel offers an easy way to measure speeds. With a metallic shine or totally cool in brushed black these watches are contemporary classics